Fixes an issue in Safari that stops issues from being draggable

Closes #23048

Updated positioning of copy file path button in diffs

## What does this MR do?

Updated the positioning of the copy file path button in diffs.

## Screenshots (if relevant)

![Screen_Shot_2016-10-31_at_16.53.24](/uploads/53de39ce550855f86b90d2d9fc227f95/Screen_Shot_2016-10-31_at_16.53.24.png)

## What are the relevant issue numbers?

Closes #23591

See merge request !7203

GrapeDSL for branches endpoints

No changelog item as it doesn't change behaviour
Cherry-picket from !6330

See merge request !6630

Add ES array methods as cause of Phantom.js errors.

## What does this MR do?

Adds another example of something that causes a common error in JavaScript testing to the frontend dev docs.

See merge request !7102

Resolve "Clean up commit meta info view"

Updates commit page design   
Before:   
![Screen_Shot_2016-10-19_at_10.20.10_AM](/uploads/8737a9db01bffc019d8b2c71a943024b/Screen_Shot_2016-10-19_at_10.20.10_AM.png)
After:   
![Screen_Shot_2016-10-19_at_10.20.01_AM](/uploads/716cb902bd20dedc705a8f81f6536736/Screen_Shot_2016-10-19_at_10.20.01_AM.png)
![Screen_Shot_2016-10-19_at_10.27.01_AM](/uploads/4228575f50990a88bc828037d8fb99f2/Screen_Shot_2016-10-19_at_10.27.01_AM.png)
Closes #20892

See merge request !6994

[ci skip]

Signed-off-by: Rémy Coutable <remy@rymai.me>

Closes #23591

Fix builds tab visibility

closes #23951

See merge request !7178

# Conflicts:
#   app/workers/project_web_hook_worker.rb